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Welcome to our M4 traffic search page.

The traffic news and updates for the M4 motorway are updated by the minute during the day and overnight to help you find the latest M4 traffic news for today.

We feature M4 traffic news relevant to today, current M4 traffic reports and updates.

Information about M4 roadworks.

Information about the latest congestion on the M4 that could delay your journey down the M4 motorway.

M4 accidents, incidents and other delays.

Thank you for using M4Traffic.co.uk we do our best to feature the latest M4 motorway news to help you avoid the congestion and delays using the M4.

Come regularly to see our latest M4 updates!

14 M4 Traffic News Updates

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m4 traffic news updateM4 J19 westbound exit | Westbound | Congestion
Mon, 16 Mar 2026 17:56:26 GMT

M4 Current Traffic Incidents

Location : The M4 westbound exit slip at junction J19 . Reason : Congestion. Status : Currently Active. Return To Normal : Normal traffic conditions are expected between 18:00 and 18:15 on 16 March 2026. Delay : There are currently delays of 10 minutes against expected traffic.
 
m4 traffic news updateM4 westbound between J16 and J17 | Westbound | Road Works
Mon, 16 Mar 2026 16:11:33 GMT

M4 Roadworks

Location : The M4 westbound between junctions J16 and J17 . Lane Closures : Lane one will be closed. Reason : Barrier repairs are planned. Status : Pending. Schedule : From 21:00 on 16 March 2026 to 06:00 on 17 March 2026. Lanes Closed : There will be one of three lanes closed.
 
m4 traffic news updateM4 J3 eastbound exit | Eastbound | Congestion
Mon, 16 Mar 2026 13:59:19 GMT

M4 Current Traffic Incidents

Location : The M4 eastbound exit slip at junction J3 . Reason : Congestion. Status : Currently Active. Return To Normal : Normal traffic conditions are expected between 14:00 and 14:15 on 16 March 2026. Delay : There are currently delays of 10 minutes against expected traffic.
 
m4 traffic news updateM4 westbound between J20 and J21 | Westbound | Road Works
Mon, 16 Mar 2026 12:43:06 GMT

M4 Roadworks

Location : The M4 westbound between junctions J20 and J21 . Lane Closures : Lane two will be closed. Reason : Roadworks are planned. Status : Pending. Schedule : From 20:00 on 19 March 2026 to 06:00 on 20 March 2026. Lanes Closed : There will be one of two lanes closed.
 
m4 traffic news updateM4 westbound within J22 | Westbound | Road Works
Mon, 16 Mar 2026 12:43:05 GMT

M4 Roadworks

Location : The M4 westbound between junctions J21 and J22 . Lane Closures : Lane two will be closed. Reason : Roadworks are planned. Status : Pending. Schedule : From 20:00 on 19 March 2026 to 21:00 on 19 March 2026. Lanes Closed : There will be one of two lanes closed.
 
m4 traffic news updateM4 J22 westbound access | Westbound | Road Works
Mon, 16 Mar 2026 12:43:05 GMT

M4 Roadworks

Location : The M4 westbound entry slip at junction J22 . Reason : Roadworks are planned. Status : Pending. Schedule : From 21:00 on 19 March 2026 to 06:00 on 20 March 2026. Lanes Closed : All lanes will be closed.
 
m4 traffic news updateM4 westbound between J5 and J6 | Westbound | Road Works
Mon, 16 Mar 2026 12:14:59 GMT

M4 Roadworks

Location : The M4 westbound between junctions J5 and J6 . Lane Closures : Lane one will be closed. Reason : Roadworks are planned. Status : Pending. Schedule : From 20:00 on 17 March 2026 to 06:00 on 18 March 2026. Lanes Closed : There will be one of four lanes closed.
 
m4 traffic news updateM4 J6 westbound exit | Westbound | Road Works
Mon, 16 Mar 2026 12:14:59 GMT

M4 Roadworks

Location : The M4 westbound exit slip at junction J6 . Lane Closures : Lane one will be closed. Reason : Roadworks are planned. Status : Pending. Schedule : From 20:00 on 17 March 2026 to 06:00 on 18 March 2026. Lanes Closed : All lanes will be closed.
 
m4 traffic news updateM4 eastbound between J17 and J16 | Eastbound | Broken down vehicle
Mon, 16 Mar 2026 11:28:05 GMT

M4 Current Traffic Incidents

Location : The M4 eastbound between junctions J17 and J16 . Lane Closures : The hard shoulder and lane 1 are closed. Reason : Broken down vehicle. Status : Currently Active. Time To Clear : The event is expected to clear between 12:00 and 12:15 on 16 March 2026. Return To Normal : Normal traffic conditions are expected between 12:00 and 12:15 on 16 March 2026. Lanes Closed : There is one of three lanes closed.
 
m4 traffic news updateM4 eastbound between J20 and J19 | Eastbound | Accident
Mon, 16 Mar 2026 09:19:12 GMT

M4 Current Traffic Incidents

Location : The M4 eastbound between junctions J20 and J19 . Lane Closures : The hard shoulder is closed. Reason : Road traffic collision. Status : Currently Active. Time To Clear : The event is expected to clear between 10:15 and 10:30 on 16 March 2026. Return To Normal : Normal traffic conditions are expected between 11:00 and 11:15 on 16 March 2026.
 
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